Lisa Smith is a writer with a passion for financial journalism, contributing to popular media outlets like Investopedia and Bloomberg BNA. Alex Wroblewski / Bloomberg via Getty Images The U.S.

Nintendo's Switch 2 is faster, sharper, and packed with new features—but it also costs more. Here's how it compares with the original Switch, and what you gain (and lose) by upgrading. I’m PCMag’s ...

Rheumatoid arthritis (RA) and lupus are autoimmune diseases. They result from your immune system mistakenly attacking your own body. With RA, your immune system mainly attacks your joints. That's also ...